5 Preventive Maintenance
5.1 General comments
A routine maintenance program can extend the life of your pump. Well maintained equipment will last
longer and require fewer repairs. You should keep maintenance records, this will help pinpoint potential
causes of problems.
5.2 Maintenance schedule
5.3 Routine maintenance
•
Seal monitoring
•
Vibration analysis
•
Discharge pressure
•
Temperature monitoring
5.4 Routine inspections
•
Check for unusual noise and vibration.
•
Inspect pump and piping for leaks.
•
Check seal chamber/stuffing box leakage.
•
•
Mechanical Seal: Should be no leakage.
•
Packing: Excessive leakage requires adjustment or possible packing replacement. Refer to
5.7.2 Packed stuffing box on page 34
for packing gland adjustment.
5.5 Three month inspections
•
Check the foundation and the hold-down bolts for tightness.
•
If the pump has been left idle, check the packing. Replace if required
5.6 Annual inspections
•
Check the pump capacity, pressure and power. If pump performance does not satisfy your process
requirements, and the process requirements have not changed, the pump should be disassembled,
inspected, and worn parts should be replaced. Otherwise, a system inspection should be done.
5.7 Maintenance of shaft seals
5.7.1 Mechanical seals
When mechanical seals are furnished, a manufacturer's reference drawing is supplied with the data
package. This drawing should be kept for future use when performing maintenance and adjusting the
seal. The seal drawing will also specify required flush liquid and attachment points. The seal and all flush
piping must be checked and installed as needed prior to starting the pump.
5 Preventive Maintenance
3196CC Installation, Operation and Maintenance Instructions
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